Helmet



FIG. 1 is a front perspective view of a helmet in accordance with ournew design; and,

FIG. 2 is a left-side elevational view of the helmet shown in FIG. 1.

The broken lines depicting a person's head represents environmentalsubject matter that forms no part of the claimed design. The brokenlines immediately adjacent the shaded areas on the helmet represent thebounds of the claimed design while the remaining broken lines aredirected to portions of the helmet that form no part of the claimeddesign.

CLAIM The ornamental design for a helmet, as shown and described.